ln(World\,Bank\,Aid\,\textsubscript{t-1})&  -1.5913         &  -0.3027         &  -2.5929         &   0.0097         &  -0.4623         &  -1.9838\sym{***}&  -1.4983\sym{**} &  -1.6516\sym{**} &  -1.6367\sym{**} \\
          & (4.3837)         & (4.2432)         & (3.6482)         & (0.7235)         & (0.6369)         & (0.6136)         & (0.6684)         & (0.7603)         & (0.8331)         \\
N         &      836         &      836         &      836         &    13104         &    13104         &    13104         &    13050         &    13050         &    11699         \\
R-squared &    0.522         &    0.522         &    0.541         &    0.167         &    0.233         &    0.440         &    0.521         &    0.587         &    0.591         \\
Identified $\beta$-set (Oster) & &      & & & & 	[-3.29;0.01]